Home / 373,248,045.20-559,872,067.80-257,989,062.80

Finding the Fourth Proportional to 373,248,045.20, 559,872,067.80 and 257,989,062.80

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Solution

The fourth proportional to 373,248,045.20, 559,872,067.80 and 257,989,062.80 is: 386,983,594.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,248,045.20 : 559,872,067.80 = 257,989,062.80 : x
  2. Step 2: Convert to fraction form
    373,248,045.20/559,872,067.80 = 257,989,062.80/x
  3. Step 3: Cross multiply
    373,248,045.20x = 559,872,067.80 × 257,989,062.80
  4. Step 4: Simplify right side
    373,248,045.20x = 144,440,870,059,620,064
  5. Step 5: Solve for x
    x = 144,440,870,059,620,064/373,248,045.20
  6. Step 6: Final answer
    x = 386,983,594.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.